sfhub wrote:You are assuming he is personally making the calls. "I have clocked" could be interpreted as him making the calls, but it isn't explicitly saying that. There could be many people in the household or business sharing the outgoing line, which then skews the whole analysis.

Good point, I hadn't thought of that. And I suppose with a second line, you can have two people talking for half the total time each. Or, two lines with multiple people sharing a line throughout the day.